import type { CSSResultGroup } from 'lit';
import DSATreeItem from '../tree-item/tree-item';
import { ShoelaceElement } from '../../internal/shoelace-element';
/**
 * @summary Trees allow you to display a hierarchical list of selectable [tree items](/components/tree-item). Items with children can be expanded and collapsed as desired by the user.
 * @documentation https://dsa.service-public-autonomie.fr/latest/librairie-webcomponents/arborescence/arborescence-tree/web-zY2XPWn5
 *
 * @event {{ selection: DSATreeItem[] }} dsa-selection-change - Emitted when a tree item is selected or deselected.
 *
 * @slot - The default slot.
 *
 * @csspart base - The component's base wrapper.
 */
export default class DSATree extends ShoelaceElement {
    static styles: CSSResultGroup;
    defaultSlot: HTMLSlotElement;
    /**
     * The selection behavior of the tree. Single selection allows only one node to be selected at a time. Multiple
     * displays checkboxes and allows more than one node to be selected. Leaf allows only leaf nodes to be selected.
     */
    selection: 'single' | 'multiple' | 'leaf' | 'parent';
    /**
     * Disables checkbox synchronization between parent and child nodes when the tree's selection mode is `multiple`.
     */
    disableCheckboxSync: boolean;
    private lastFocusedItem;
    private mutationObserver;
    private clickTarget;
    connectedCallback(): Promise<void>;
    disconnectedCallback(): void;
    private initTreeItem;
    private handleTreeChanged;
    private selectItem;
    private getAllTreeItems;
    private focusItem;
    private handleKeyDown;
    private handleClick;
    handleMouseDown(event: MouseEvent): void;
    private handleFocusOut;
    private handleFocusIn;
    private handleSlotChange;
    handleSelectionChange(): Promise<void>;
    /** @internal Returns the list of tree items that are selected in the tree. */
    get selectedItems(): DSATreeItem[];
    /** @internal Gets focusable tree items in the tree. */
    getFocusableItems(): DSATreeItem[];
    render(): import("lit").TemplateResult<1>;
}
declare global {
    interface HTMLElementTagNameMap {
        'dsa-tree': DSATree;
    }
}